/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (c) 2003 Cluster File Systems, Inc.
+ * GPL HEADER START
*
- * This file is part of the Lustre file system, http://www.lustre.org
- * Lustre is a trademark of Cluster File Systems, Inc.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * You may have signed or agreed to another license before downloading
- * this software. If so, you are bound by the terms and conditions
- * of that agreement, and the following does not apply to you. See the
- * LICENSE file included with this distribution for more information.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * If you did not agree to a different license, then this copy of Lustre
- * is open source software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * In either case, Lustre is distributed in the hope that it will be
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * license text for more details.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
*/
#ifndef _MDC_INTERNAL_H
#define _MDC_INTERNAL_H
#include <lustre_mdc.h>
+#include <lustre_mds.h>
-void mdc_pack_req_body(struct ptlrpc_request *req, int offset,
- __u64 valid, const struct lu_fid *fid,
- struct obd_capa *oc, int ea_size, int flags);
-void mdc_pack_capa(struct ptlrpc_request *req, int offset, struct obd_capa *oc);
-void mdc_pack_rep_body(struct ptlrpc_request *);
-void mdc_is_subdir_pack(struct ptlrpc_request *req, int offset,
- const struct lu_fid *pfid, const struct lu_fid *cfid,
- int flags);
-void mdc_readdir_pack(struct ptlrpc_request *req, int pos, __u64 offset,
- __u32 size, const struct lu_fid *fid,
- struct obd_capa *oc);
-void mdc_getattr_pack(struct ptlrpc_request *req, int offset, __u64 valid,
- int flags, struct md_op_data *data);
-void mdc_setattr_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data,
- void *ea, int ealen, void *ea2, int ea2len);
-void mdc_create_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data, const void *data, int datalen,
- __u32 mode, __u32 uid, __u32 gid, __u32 cap_effective,
- __u64 rdev);
-void mdc_open_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data, __u32 mode, __u64 rdev,
- __u32 flags, const void *data, int datalen);
-void mdc_join_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data, __u64 head_size);
-void mdc_unlink_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data);
-void mdc_link_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data);
-void mdc_rename_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data,
- const char *old, int oldlen, const char *new, int newlen);
-void mdc_close_pack(struct ptlrpc_request *req, int offset,
- struct md_op_data *op_data);
-void mdc_exit_request(struct client_obd *cli);
-void mdc_enter_request(struct client_obd *cli);
-
-struct mdc_open_data {
- struct obd_client_handle *mod_och;
- struct ptlrpc_request *mod_open_req;
- struct ptlrpc_request *mod_close_req;
-};
-
-static inline int client_is_remote(struct obd_export *exp)
+#ifdef LPROCFS
+void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars);
+#else
+static inline void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars)
{
- struct obd_import *imp = class_exp2cliimp(exp);
-
- if (imp->imp_connect_flags_orig & OBD_CONNECT_RMT_CLIENT) {
- if (!(imp->imp_connect_data.ocd_connect_flags &
- OBD_CONNECT_RMT_CLIENT))
- return 0;
- else
- return 1;
- } else {
- if (!(imp->imp_connect_data.ocd_connect_flags &
- OBD_CONNECT_LCL_CLIENT))
- return 1;
- else
- return 0;
- }
+ memset(lvars, 0, sizeof(*lvars));
}
+#endif
-/* Quota stuff */
-extern quota_interface_t *quota_interface;
+void mdc_pack_body(struct ptlrpc_request *req, const struct lu_fid *fid,
+ struct obd_capa *oc, __u64 valid, int ea_size,
+ __u32 suppgid, int flags);
+void mdc_pack_capa(struct ptlrpc_request *req, const struct req_msg_field *field,
+ struct obd_capa *oc);
+int mdc_pack_req(struct ptlrpc_request *req, int version, int opc);
+void mdc_is_subdir_pack(struct ptlrpc_request *req, const struct lu_fid *pfid,
+ const struct lu_fid *cfid, int flags);
+void mdc_readdir_pack(struct ptlrpc_request *req, __u64 pgoff, __u32 size,
+ const struct lu_fid *fid, struct obd_capa *oc);
+void mdc_getattr_pack(struct ptlrpc_request *req, __u64 valid, int flags,
+ struct md_op_data *data);
+void mdc_setattr_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+ void *ea, int ealen, void *ea2, int ea2len);
+void mdc_create_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+ const void *data, int datalen, __u32 mode, __u32 uid,
+ __u32 gid, cfs_cap_t capability, __u64 rdev);
+void mdc_open_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+ __u32 mode, __u64 rdev, __u32 flags, const void *data,
+ int datalen);
+void mdc_unlink_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
+void mdc_link_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
+void mdc_rename_pack(struct ptlrpc_request *req, struct md_op_data *op_data,
+ const char *old, int oldlen, const char *new, int newlen);
+void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data);
+void mdc_enter_request(struct client_obd *cli);
+void mdc_exit_request(struct client_obd *cli);
/* mdc/mdc_locks.c */
int mdc_set_lock_data(struct obd_export *exp,
- __u64 *lockh, void *data);
+ __u64 *lockh, void *data, __u32 *bits);
int mdc_change_cbdata(struct obd_export *exp, const struct lu_fid *fid,
ldlm_iterator_t it, void *data);
+int mdc_find_cbdata(struct obd_export *exp, const struct lu_fid *fid,
+ ldlm_iterator_t it, void *data);
+
int mdc_intent_lock(struct obd_export *exp,
struct md_op_data *,
void *lmm, int lmmsize,
struct lookup_intent *, int,
struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking, int extra_lock_flags);
-int mdc_enqueue(struct obd_export *exp,
- int lock_type,
- struct lookup_intent *it,
- int lock_mode,
- struct md_op_data *op_data,
- struct lustre_handle *lockh,
- void *lmm,
- int lmmlen,
- ldlm_completion_callback cb_completion,
- ldlm_blocking_callback cb_blocking,
- void *cb_data, int extra_lock_flags);
+int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
+ struct lookup_intent *it, struct md_op_data *op_data,
+ struct lustre_handle *lockh, void *lmm, int lmmsize,
+ struct ptlrpc_request **req, int extra_lock_flags);
+
int mdc_resource_get_unused(struct obd_export *exp, struct lu_fid *fid,
- struct list_head *cancels, ldlm_mode_t mode,
+ cfs_list_t *cancels, ldlm_mode_t mode,
__u64 bits);
/* mdc/mdc_request.c */
int mdc_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
struct md_op_data *op_data);
-int mdc_init_ea_size(struct obd_export *exp, int easize, int def_easzie,
- int cookiesize);
-
int mdc_open(struct obd_export *exp, obd_id ino, int type, int flags,
struct lov_mds_md *lmm, int lmm_size, struct lustre_handle *fh,
struct ptlrpc_request **);
struct obd_client_handle;
int mdc_get_lustre_md(struct obd_export *md_exp, struct ptlrpc_request *req,
- int offset, struct obd_export *dt_exp,
- struct obd_export *lmv_exp,
+ struct obd_export *dt_exp, struct obd_export *lmv_exp,
struct lustre_md *md);
int mdc_free_lustre_md(struct obd_export *exp, struct lustre_md *md);
int mdc_clear_open_replay_data(struct obd_export *exp,
struct obd_client_handle *och);
+void mdc_commit_open(struct ptlrpc_request *req);
+void mdc_replay_open(struct ptlrpc_request *req);
int mdc_create(struct obd_export *exp, struct md_op_data *op_data,
const void *data, int datalen, int mode, __u32 uid, __u32 gid,
- __u32 cap_effective, __u64 rdev, struct ptlrpc_request **request);
+ cfs_cap_t capability, __u64 rdev,
+ struct ptlrpc_request **request);
int mdc_link(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request);
int mdc_rename(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request);
int mdc_setattr(struct obd_export *exp, struct md_op_data *op_data,
void *ea, int ealen, void *ea2, int ea2len,
- struct ptlrpc_request **request);
+ struct ptlrpc_request **request, struct md_open_data **mod);
int mdc_unlink(struct obd_export *exp, struct md_op_data *op_data,
struct ptlrpc_request **request);
int mdc_cancel_unused(struct obd_export *exp, const struct lu_fid *fid,
ldlm_policy_data_t *policy, ldlm_mode_t mode,
- int flags, void *opaque);
-int mdc_lock_match(struct obd_export *exp, int flags,
- const struct lu_fid *fid, ldlm_type_t type,
- ldlm_policy_data_t *policy, ldlm_mode_t mode,
- struct lustre_handle *lockh);
+ ldlm_cancel_flags_t flags, void *opaque);
+
+static inline void mdc_set_capa_size(struct ptlrpc_request *req,
+ const struct req_msg_field *field,
+ struct obd_capa *oc)
+{
+ if (oc == NULL)
+ req_capsule_set_size(&req->rq_pill, field, RCL_CLIENT, 0);
+ else
+ /* it is already calculated as sizeof struct obd_capa */
+ ;
+}
+
+int mdc_revalidate_lock(struct obd_export *exp, struct lookup_intent *it,
+ struct lu_fid *fid, __u32 *bits);
+
+int mdc_intent_getattr_async(struct obd_export *exp,
+ struct md_enqueue_info *minfo,
+ struct ldlm_enqueue_info *einfo);
+
+ldlm_mode_t mdc_lock_match(struct obd_export *exp, int flags,
+ const struct lu_fid *fid, ldlm_type_t type,
+ ldlm_policy_data_t *policy, ldlm_mode_t mode,
+ struct lustre_handle *lockh);
+
#endif